84 lines
2.1 KiB
HTML
84 lines
2.1 KiB
HTML
<!DOCTYPE html>
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<html>
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<style>
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body {
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height: 2000px;
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}
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.box {
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width: 3000px;
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height: 100px;
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margin: 50px;
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background-color: silver;
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}
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.composited {
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transform: translateZ(0);
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}
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body.changed .box {
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background-image: linear-gradient(silver, gray);
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}
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</style>
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<script src="../../../resources/js-test-pre.js"></script>
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<script src="../../../resources/ui-helper.js"></script>
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<script>
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var jsTestIsAsync = true;
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let windowScrollEventCount = 0;
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async function resetScrollPositions()
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{
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window.scrollTo(0, 0);
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// Wait for scroll events to fire.
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await UIHelper.renderingUpdate();
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windowScrollEventCount = 0;
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}
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async function testScroll()
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{
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await resetScrollPositions();
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await UIHelper.mouseWheelScrollAt(100, 100);
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shouldBe('windowScrollEventCount', '0');
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}
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async function scrollTest()
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{
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debug('');
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debug('Test that scroll over box does not scroll page');
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await testScroll();
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document.body.classList.add('changed');
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debug('');
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debug('Test that scroll over box does not scroll page after switch to tiled layer');
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await testScroll();
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finishJSTest();
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}
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window.addEventListener('load', () => {
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for (let active of document.querySelectorAll('.active')) {
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active.addEventListener('wheel', (event) => {
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event.preventDefault();
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}, { passive: false });
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}
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window.addEventListener('scroll', () => {
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++windowScrollEventCount;
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}, false);
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setTimeout(scrollTest, 0);
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}, false);
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</script>
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<body>
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<div class="active composited box"></div>
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<div id="console"></div>
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<script src="../../../resources/js-test-post.js"></script>
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</body>
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</html>
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